Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Theodore J Williamson, MD

Individual provider Radiation Oncology Physician · NPI 1437163532

Theodore J Williamson, MD is a Radiation Oncology Physician in McMinnville, Oregon. Licensed in Oregon. Registered with an NPI since 2006.

Licensed in
OR
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2700 SE Stratus Ave Ste A
McMinnville, OR 97128-6255
Phone: (503) 435-6590
Fax: (503) 435-6591
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence MD11504 (OR)

Record details

NPI number1437163532
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 27, 2006
Last updated in NPPESFebruary 23, 2016

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